This paper describes the features, principle and sorting method of the photoelectric sensor for surface flaw detection.
本文概述了表面缺陷光电传感器的特点、原理和分类方法。
The metallic surface has the property of---high light and hairline, so the fine flaw detection on the metallic surface has always been a difficult problem.
金属表面具有高反光和拉丝特性，金属表面细小瑕疵的图像检测一直是非常困难的问题，本文提出了一种基于支持向量机的金属表面细小瑕疵检测算法。
Defects of crankshaft surface and body will produce important effect on engine reliability. This paper probes into flaw detection technology of forging steel and nodular cast iron of crankshaft.
曲轴表面及本体的缺陷，对发动机的可靠性有重要影响，对锻钢和球墨铸铁曲轴的探伤技术进行探讨。
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